# Copyright (C) 2017-2019  The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU Affero General Public License version 3, or any later version
# See top-level LICENSE file for more information

import json

from django.conf import settings
from django.conf.urls import (
    url, include, handler400, handler403, handler404, handler500
)
from django.contrib.staticfiles import finders
from django.contrib.staticfiles.views import serve
from django.shortcuts import render
from django.views.generic.base import RedirectView

from django_js_reverse.views import urls_js

from swh.web.browse.identifiers import swh_id_browse
from swh.web.config import get_config
from swh.web.common.exc import (
    swh_handle400, swh_handle403, swh_handle404, swh_handle500
)
from swh.web.misc.coverage import swh_coverage

swh_web_config = get_config()

favicon_view = RedirectView.as_view(url='/static/img/icons/swh-logo-32x32.png',
                                    permanent=True)


def default_view(request):
    return render(request, "homepage.html")


def jslicenses(request):
    jslicenses_file = finders.find('jssources/jslicenses.json')
    jslicenses_data = json.load(open(jslicenses_file))
    jslicenses_data = sorted(jslicenses_data.items(),
                             key=lambda item: item[0].split('/')[-1])
    return render(request, "jslicenses.html",
                  {'jslicenses_data': jslicenses_data})


urlpatterns = [
    url(r'^admin/', include('swh.web.admin.urls')),
    url(r'^favicon\.ico$', favicon_view),
    url(r'^api/', include('swh.web.api.urls')),
    url(r'^browse/', include('swh.web.browse.urls')),
    url(r'^$', default_view, name='swh-web-homepage'),
    url(r'^jsreverse/$', urls_js, name='js_reverse'),
    url(r'^(?P<swh_id>swh:[0-9]+:[a-z]+:[0-9a-f]+.*)/$',
        swh_id_browse, name='browse-swh-id'),
    url(r'^coverage/$', swh_coverage, name='swh-coverage'),
    url(r'^jslicenses/$', jslicenses, name='jslicenses'),
]


# allow to serve assets through django staticfiles
# even if settings.DEBUG is False
def insecure_serve(request, path, **kwargs):
    return serve(request, path, insecure=True, **kwargs)


# enable to serve compressed assets through django development server
if swh_web_config['serve_assets']:
    static_pattern = r'^%s(?P<path>.*)$' % settings.STATIC_URL[1:]
    urlpatterns.append(url(static_pattern, insecure_serve))


handler400 = swh_handle400 # noqa
handler403 = swh_handle403 # noqa
handler404 = swh_handle404 # noqa
handler500 = swh_handle500 # noqa